Just saying e.g. scenario, if supply is PME (can't be arsed with modern descriptive) 16mm tails and 6mm bonding, no sign of thermal damage etc, nice shiny RCD in CU, 'customer you need to upgrade your bonding'; 'how much, your having a laugh, I just want my shower replaced, cos the smell's putting the dog off'.
What do you do?
What do you do?